Table 3—

Comparison of ventilation distribution indices reported in the literature

SubjectsFirst author [ref. no.]Subjects nLCIAMDNMDNPCD %
Infants with lung diseaseSchibler 15235.6±1.92.2±0.4#2.3±0.6
Ventilated children with lung diseaseSchibler 20229.5±1.7***2.0±0.3***2.5±0.475±24*
Healthy childrenKraemer and Meister 21177.7±1.1***2.2±0.3**
Healthy preterm infantsShao 222010.8±1.4***2.2±0.2#
Healthy infantsPresent study126.2±0.91.6±0.22.4±0.352.9±11.1
  • Data are presented as mean±sd unless otherwise indicated

  • LCI: lung clearance index

  • AMDN: alveolar-based mean dilution number

  • MDN: mean dilution number

  • PCD: pulmonary clearance delay

  • Significantly different compared to the present study: *: p<0.05

  • **: p<0.01

  • #: p<0.005

  • ***: p<0.001